Gadgets Revealed

Companies have flocked to Las Vegas to show their wares at the Consumer Electronics Show, which runs from Jan. 8-11. Take a look at gadgets on display.

Updated Jan. 9, 2013 3:53 p.m. ET

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Attendees played guitars inside the Gibson tent at the electronics show on Wednesday, Jan. 9.
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The HAPIfork, manufactured by Hapilabs, was displayed Wednesday. The fork, whose handle contains electronics and a battery, has a motion sensor that knows when users are lifting a fork to their mouths. If someone eats too fast, the fork vibrates as a warning.
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An attendee used Sony's Personal 3-D Viewer at the Las Vegas Convention Center Wednesday. The device retails for around $800.
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Panasonic President and Chief Executive Kazuhiro Tsuga unveiled the company's 4K OLED television during his keynote address at the Venetian hotel in Las Vegas on Tuesday. Still, he said he aims to move Panasonic away from its over-dependence on consumer electronics.
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E-Fun displayed its Apen Touch8, which allows people to use Microsoft's new Windows 8 operating system without a touch screen, Tuesday. The pen emits an infrared beam; the receiver attachment sends the pen's signals to the computer, which interprets its precise location.
Jae C. Hong/Associated Press…

French company Parrot introduced drones during the CES Unveiled event at the Mandalay Bay hotel on Sunday, Jan. 6, two days before the official start of the annual Consumer Electronics Show.
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Lenovo showed off its 27-inch tablet computer called the IdeaCentre Horizon Tablet PC, or Horizon for short, on Sunday. The device, scheduled to be released this summer, is a touch screen and an all-in-one desktop computer.
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A smartphone with HzO Waterblock technology was dipped in beer Sunday. The system is currently marketed toward manufacturers, but may have future consumer applications, a representative said.
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Soul's Party in a Box wireless-entertainment system was also on display Sunday. Party in a Box, which has multiple inputs, retails for around $999.
Steve Marcus/Reuters…

Journalists used an iPad during the event Sunday.
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Nitza Martinez explained features of LG's 84LM9600, an 84-inch high-definition television, on Sunday. The TV has four times the resolution of standard high-definition televisions.
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Thierry Dechathre, managing director of the French company BeeWi, showed off a helicopter toy that can be controlled via Bluetooth by cellphones and tablets on Sunday.
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